The event is expected to be headlined by a Middleweight Championship bout between the current champion Chris Weidman and former UFC Light Heavyweight Champion Lyoto Machida. The bout was originally scheduled to headline UFC 173 on May 24, 2014. However, the bout was delayed after Weidman sustained a knee injury which required a minor surgery. Main event: Middleweight Title Fight - Chris Weidman (c) vs. Lyoto Machida (#3) Women's Bantamweight Title Fight - Ronda Rousey (c) vs. Alexis Davis (#2) Heavyweight - Stefan Struve (#12) vs. Matt Mitrione Middleweight - Uriah Hall vs. Thiago Santos Bantamweight - Marcus Brimage vs. Russell Doane
Based on the real life story of legendary cryptanalyst Alan Turing, the film portrays the nail-biting race against time by Turing and his brilliant team of code-breakers at Britain's top-secret Government Code and Cypher School at Bletchley Park, during the darkest days of World War II.